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Re: [Qemu-devel] [PATCH 2/4] virtio-serial: Add description fields for q
From: |
Markus Armbruster |
Subject: |
Re: [Qemu-devel] [PATCH 2/4] virtio-serial: Add description fields for qdev properties |
Date: |
Tue, 28 Sep 2010 15:48:26 +0200 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/23.1 (gnu/linux) |
Amit Shah <address@hidden> writes:
> Document the parameters for the virtserialport and virtioconsole
> devices.
>
> Example:
>
> $ ./x86_64-softmmu/qemu-system-x86_64 -device virtserialport,?
> virtserialport.nr=uint32, The 'number' for the port for \
> predictable port numbers. Use this to spawn ports if you \
> plan to migrate the guest.
>
> virtserialport.chardev=chr, The chardev to associate this port with.
>
> virtserialport.name=string, Name for the port that's exposed to \
> the guest for port discovery.
>
> Signed-off-by: Amit Shah <address@hidden>
> ---
> hw/virtio-console.c | 17 ++++++++++-------
> hw/virtio-serial.h | 13 +++++++++++++
> 2 files changed, 23 insertions(+), 7 deletions(-)
>
> diff --git a/hw/virtio-console.c b/hw/virtio-console.c
> index ccd277a..8a99a99 100644
> --- a/hw/virtio-console.c
> +++ b/hw/virtio-console.c
> @@ -95,11 +95,13 @@ static VirtIOSerialPortInfo virtconsole_info = {
> .init = virtconsole_initfn,
> .exit = virtconsole_exitfn,
> .qdev.props = (Property[]) {
> - DEFINE_PROP_UINT8("is_console", VirtConsole, port.is_console, 1, ""),
> + DEFINE_PROP_UINT8("is_console", VirtConsole, port.is_console, 1,
> + PROP_VIRTSERIAL_IS_CONSOLE_DESC),
> DEFINE_PROP_UINT32("nr", VirtConsole, port.id, VIRTIO_CONSOLE_BAD_ID,
> - ""),
> - DEFINE_PROP_CHR("chardev", VirtConsole, chr, ""),
> - DEFINE_PROP_STRING("name", VirtConsole, port.name, ""),
> + PROP_VIRTSERIAL_NR_DESC),
> + DEFINE_PROP_CHR("chardev", VirtConsole, chr,
> PROP_VIRTSERIAL_CHR_DESC),
> + DEFINE_PROP_STRING("name", VirtConsole, port.name,
> + PROP_VIRTSERIAL_NAME_DESC),
> DEFINE_PROP_END_OF_LIST(),
> },
> };
> @@ -133,9 +135,10 @@ static VirtIOSerialPortInfo virtserialport_info = {
> .exit = virtconsole_exitfn,
> .qdev.props = (Property[]) {
> DEFINE_PROP_UINT32("nr", VirtConsole, port.id, VIRTIO_CONSOLE_BAD_ID,
> - ""),
> - DEFINE_PROP_CHR("chardev", VirtConsole, chr, ""),
> - DEFINE_PROP_STRING("name", VirtConsole, port.name, ""),
> + PROP_VIRTSERIAL_NR_DESC),
> + DEFINE_PROP_CHR("chardev", VirtConsole, chr,
> PROP_VIRTSERIAL_CHR_DESC),
> + DEFINE_PROP_STRING("name", VirtConsole, port.name,
> + PROP_VIRTSERIAL_NAME_DESC),
> DEFINE_PROP_END_OF_LIST(),
> },
> };
> diff --git a/hw/virtio-serial.h b/hw/virtio-serial.h
> index ff08c40..187d5e4 100644
> --- a/hw/virtio-serial.h
> +++ b/hw/virtio-serial.h
> @@ -57,6 +57,19 @@ struct virtio_console_control {
>
> /* == In-qemu interface == */
>
> +#define PROP_VIRTSERIAL_IS_CONSOLE_DESC \
> + "An hvc console will be spawned in the guest if this is set."
> +
> +#define PROP_VIRTSERIAL_NR_DESC \
> + "The 'number' for the port for predictable port numbers. Use this to " \
> + "spawn ports if you plan to migrate the guest."
> +
> +#define PROP_VIRTSERIAL_CHR_DESC \
> + "The chardev to associate this port with."
> +
> +#define PROP_VIRTSERIAL_NAME_DESC \
> + "Name for the port that's exposed to the guest for port discovery."
> +
> typedef struct VirtIOSerial VirtIOSerial;
> typedef struct VirtIOSerialBus VirtIOSerialBus;
> typedef struct VirtIOSerialPort VirtIOSerialPort;
Do you expect these macros to be used elsewhere? If not, I'd rather
have them right next to their use, so that they do double-duty
documenting source code.
- [Qemu-devel] [PATCH 0/4] First steps towards documenting qdev devices/options, Amit Shah, 2010/09/15
- [Qemu-devel] [PATCH 2/4] virtio-serial: Add description fields for qdev properties, Amit Shah, 2010/09/15
- Re: [Qemu-devel] [PATCH 2/4] virtio-serial: Add description fields for qdev properties,
Markus Armbruster <=
- [Qemu-devel] [PATCH 3/4] net.h: Add description fields for qdev properites, Amit Shah, 2010/09/15
- [Qemu-devel] [PATCH 1/4] qdev: Add a description field for qdev properties for documentation, Amit Shah, 2010/09/15
- [Qemu-devel] [PATCH 4/4] block_int.h: Provide documentation for common block qdev properties, Amit Shah, 2010/09/15
- Re: [Qemu-devel] [PATCH 0/4] First steps towards documenting qdev devices/options, Markus Armbruster, 2010/09/28